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Viaeneite

Additional Functions

Collectors Summary

Color gelb
Streak color weiß
Lustre Metallglanz
Hardness (Mohs) 3
Cleavages vollkommen {110}
Crystal System monoklin,

Chemism

Chem­ical formula

(Fe,Pb)4S8O

Empir­ical formula (anal­y­sis)

(Fe3.91Pb0.10Ni0.02)(S8As0.01)O1.16

Chem­ical com­po­si­tion

Blei, Eisen, Sauerstoff, Schwefel

Unit weight: 516.08215522 u; Number of atoms in the formula: 13.2

Info

Empirical formula:

(Fe3.91Pb0.10Ni0.02)(S8As0.01)O1.16

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

3.60

1.16

8.79

15.9994300

18.5593388

Sulfur

S

49.71

8

60.61

32.0655000

256.5240000

Iron

Fe

42.31

3.91

29.62

55.8452000

218.3547320

Nickel

Ni

0.23

0.02

0.15

58.6934200

1.1738684

Arsenic

As

0.15

0.01

0.08

74.9216020

0.7492160

Lead

Pb

4.02

0.1

0.76

207.2100000

20.7210000

Anal­y­sis wt%

Fe : 42.37, Pb : 4.02, S : 49.74 (Ref: European Journal of Mineralogy 96)

Strunz 9th edi­tion incl. updates

2.FD.10

2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite)
F: Sulfide, Arsenide, Alkaide; Sulfide mit Halogeniden, Oxiden, Hydroxiden (H2O)
D: mit O, OH, H2O
10:Viaeneit-Gruppe

Lapis Clas­sifica­tion

II/F.12-005

II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide)
F: Sulfide mit nichtmetallischem Charakter
12: Oxisulfide

Clas­sifica­tion by Hölzel

2.KC.500

2: SULFIDES
K: Nonmetallic Sulfides, HalideSulfides, etc.
C: With O,OH,H2O
5: With Oxygen

Dana 8th edi­tion

02.13.04.01

02: Sulfide Minerals
13: Sulfides - Including Selenides and Tellurides (Oxysulfides)

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

gelb

Streak color

weiß

Change in color

gelb in reflektiertem Licht

Lus­tre

Metallglanz

Anisotropism

stark; orange, gelborange, grünlich grau

Reflec­tiv­ity: (Lambda nm) ↓, ↑, Ø

(400) 18.1, 29.6, 23.85
(420) 17.1, 29.1, 23.10
(440) 17.9, 30.0, 23.95
(460) 18.9, 31.3, 25.10
(480) 20.2, 32.9, 26.55
(500) 21.5, 34.5, 28.00
(520) 22.8, 35.9, 29.35
(540) 23.5, 36.5, 30.00
(560) 24.2, 37.3, 30.75
(580) 24.5, 37.4, 30.95
(600) 24.7, 37.4, 31.05
(620) 25.0, 37.4, 31.20
(640) 25.1, 37.3, 31.20
(660) 25.2, 37.3, 31.25
(680) 25.2, 37.0, 31.10
(700) 25.1, 36.7, 30.90

Reflection chart Viaeneite

Reflec­tiv­ity Ø

28.64

Crystallography

Crystal Sys­tem

monoklin

Cell param­e­ters a (Å)

9.717

Cell param­e­ters b (Å)

7.280

Cell param­e­ters c (Å)

6.559

Cell param­e­ters a/b or c/a

1.335

Cell param­e­ters c/b

0.901

Cell param­e­ters α

90°

Cell param­e­ters β

95°

Cell param­e­ters γ

90°

Z

2

Volumne (ų)

462.216

X-Ray Pow­der Diffrac­tion

3.43(50),
2.709(100),
2.419(80),
2.323(70),
1.925(60),
1.758(80),
0.9605(60),
0.9576(70)

XRD chart Viaeneite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Physical Properties

Hard­ness (Mohs)

3

VHN (Hard­ness Vick­ers)

123–357, Ø 252 (200g)

Density (g/cm³)

3.8 (gemessen) 3.65 (berechnet)

3.708 ( ρ calc. Mineralienatlas )

Cleav­ages

vollkommen {110}

(Co-)Type locality

(Co-)Type locality

Belgien/Lüttich (Liège; Luik), Provinz/Huy, Bezirk/Engis/La Mallieue

Type mate­r­ial

Academy of Mining & Metallurgy, Kraków, Polen

Catholic University, Louvain, Belgien

Museum of Natural History, Brüssel, Belgien

Col­lec­tion number of type mate­r­ial

EMP9 (Kraków); KUR32, ONB2, ONB3 (Louvain); 6380 (Brüssel)

Preface

Name from

Professor Willy A. Viaene (1940-2000), Katholieke Universiteit Leuven, Belgien

Author (Name, Year)

Kucha & Osuch & Elsen, 1995

References

European Journal of Mineralogy 8 (1996), 93

Neues Jahrbuch für Mineralogie Monatshefte (1995), 433

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Viaeneite

(Fe,Pb)4S8O

2.FD.10

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Viaeneite

(Fe,Pb)4S8O

II/F.12-005

Bazhenovite

Ca8S5(S2O3)(OH)12·20H2O

monoklin : 2/m : P21/c

II/F.12-010

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Viaeneite

(Fe,Pb)4S8O

2.KC.500

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Kermesite

Sb2S2O

triklin : 1 : P1

02.13.01.01

Sarabauite

CaSb10O10S6

monoklin : 2/m : C2/c

02.13.02.01

Cetineite

(K,Na)3+x(Sb2O3)3(Sb2S3)(OH)x·(2.8-x) H2O

hexagonal : 6 : P63

02.13.03.01

Ottensite

Na3(Sb2O3)3(SbS3)·3H2O

hexagonal : 6 : P63

02.13.03.02

Viaeneite

(Fe,Pb)4S8O

02.13.04.01

CNMNC (IMA)-Number

IMA 1993-051

CNMNC symbol

Symbol

Via

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

DeWikiPedia - search for: Viaeneit
Google-Bilder-Suche - search for: Viaeneit
Mineralogisch-Petrographisches-Institut Hamburg - search for: Viaeneit

English pages

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Handbook-of-Mineralogy - search for: Viaeneite
RRUFF - Raman, XRD and other mineral data - search for: Viaeneite
RRUFF - References and PDF downloads - search for: Viaeneite
American-Mineralogist-Crystal-Structure-Database - search for: Viaeneite
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German pages

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